In light of the UK Coalition Government's announced intention to reform APD (Air Passenger Duty), this article examines the design flaws making APD an inadequate environmental tax. By identifying the misconceived consequences and environmental inefficiencies of this blunt instrument, the need...

The rise of the sharing economy has changed how many Americans commute, shop, vacation, and borrow. It has also disrupted long-established industries, from taxis to hotels, and has confounded policymakers. In particular, regulators are trying to determine how to apply many of the traditional...